Configure a dummy git user (#1080)

* Configure a dummy local git user

Fixes #1070

* Does the user.name actually matter?

* Set this globally

Otherwise the configured git user won't be available in scoped temporary projects used in tests.

Author: jennybc

.github/workflows/R-CMD-check.yaml

@@ -69,6 +69,11 @@ jobs:
           remotes::install_cran("rcmdcheck")
         shell: Rscript {0}
 
+      - name: Configure Git user
+        run: |
+          git config --global user.email "[email protected]"
+          git config --global user.name "GitHub Actions User"
+
       - name: Check
         run: rcmdcheck::rcmdcheck(args = "--no-manual", error_on = "warning", check_dir = "check")
         shell: Rscript {0}